.mainwrapper {
width: 1280px;
margin: auto;
background: #f7f7f7 url(../img/mainbg@2x.png) repeat-y 0 0;
position: relative;
overflow: hidden;
-moz-box-shadow: 0 0 5px rgba(0,0,0,0.1);
-webkit-box-shadow: 0 0 5px rgba(0,0,0,0.1);
box-shadow: 0 0 5px rgba(0,0,0,0.1);
padding-bottom: 60px;
}

.leftpanel {
width: 260px;
float: left;
}